best of string to number conversion

JavaScript performance comparison

Revision 61 of this test case created by Loc Nguyen

Preparation code

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.min.js"></script>
      
<script>
Benchmark.prototype.setup = function() {
  var abc = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];

};
</script>

Test runner

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Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
lodash toNumber
var result = 0,
    converted;
for (var i = 0, len = abc.length; i < len; ++i) {
  converted = toNumber(abc[i]);
  if (!isNaN(converted)) {
    result += converted
  }
}
pending…

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